Finding the Fourth Proportional to 42,866,098,978,296, 64,299,050,388,230 and 18,373,038,122,516

Step by Step Solution

1. Step 1: Write the proportion equation
   42,866,098,978,296 : 64,299,050,388,230 = 18,373,038,122,516 : x
2. Step 2: Convert to fraction form
   42,866,098,978,296/64,299,050,388,230 = 18,373,038,122,516/x
3. Step 3: Cross multiply
   42,866,098,978,296x = 64,299,050,388,230 × 18,373,038,122,516
4. Step 4: Simplify right side
   42,866,098,978,296x = 1,181,368,904,024,526,982,576,340,992
5. Step 5: Solve for x
   x = 1,181,368,904,024,526,982,576,340,992/42,866,098,978,296
6. Step 6: Final answer
   x = 27,559,515,145,585.76